Container Security
Securing a Dockerized Rails Local Dev Environment
A misplaced master.key or a permissive COPY . . can bake Rails credentials into an image layer forever — here's how to Dockerize Rails dev safely.
Jul 12, 20266 min read
Resources
Supply Chain Security, in plain English.
Deep dives, practical guides, and incident analyses from engineers who build Safeguard. No fluff, no vendor FUD — just what you need to ship secure software.
Filter
Articles
RSS feedContainer Security
The Four Most Common Docker Image Vulnerabilities (And How to Fix Them)
Sysdig found 76% of containers still run as root — one of four Docker image flaws that turn a routine build into a host compromise.
Jul 12, 20266 min read
Application Security
DNS attack techniques and defenses
Cache poisoning, tunneling, and NXDOMAIN floods all abuse the same trust: DNS was built to be fast and open, not authenticated.
Jul 12, 20266 min read
Cloud Security
Why Cloud Security Outcomes Depend on Developers, Not Gatekeepers
Gartner projected 99% of cloud security failures through 2025 would be the customer's fault — the fix is guardrails developers own, not a central team reviewing after the fact.
Jul 12, 20267 min read
Cloud Security
Developer empowerment in cloud security: a guardrails-first framework
Gartner estimated through 2025 that 99% of cloud breaches would be the customer's fault, not the provider's — guardrails at the point of action are how you fix that.
Jul 12, 20267 min read
Open Source Security
Contributing to open source securely: a guide for new maintainers and PR authors
It took roughly two years of trusted commits before the xz-utils backdoor shipped. Here's how new contributors avoid becoming the next weak link.
Jul 12, 20267 min read
Cloud Security
The most common AWS misconfigurations in 2026, with detection commands
Public S3 buckets, wildcard IAM policies, and 0.0.0.0/0 security groups remain the top three AWS findings — here's how to detect each with native tools.
Jul 12, 20266 min read
Best Practices
Security considerations for authenticating CLI tools through corporate proxies
Two 2026 curl CVEs show proxy credentials leaking across redirects and reused connections — plus why .npmrc still stores proxy passwords in plaintext.
Jul 12, 20266 min read
Container Security
Choosing a secure Node.js Docker base image
A stock node:18 image ships at roughly 940MB with 100-200 tracked CVEs; distroless variants land 80% smaller with 0-2. Here's the real tradeoff.
Jul 12, 20267 min read
Stay informed
Weekly insights on software supply chain security, delivered to your inbox.
Self-healing security runs on Safeguard.
Your first fix PR is minutes away.
No sales call required, even your agent can complete the purchase over MCP.